alkalaersunivers.dk

📜 Historical scan 2026-06-22 09:05:00 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

alkalaersunivers.dk is a .dk domain with no delegation in this scan. It was registered on 5 October 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

🖥️

No NS records found

🌍 A Records#

🌍

No A records found

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-11 00:30:15

www	104.21.17.179 172.67.177.191 2606:4700:3030::6815:11b3 2606:4700:3031::ac43:b1bf (AS13335) (address records, no CNAME)
www vs bare domain	Same network alkalaersunivers.dk: 188.114.96.1 188.114.97.1 2606:4700:3030::6815:11b3 2606:4700:3031::ac43:b1bf (AS13335) www.alkalaersunivers.dk: 104.21.17.179 172.67.177.191 2606:4700:3030::6815:11b3 2606:4700:3031::ac43:b1bf (AS13335)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

1 found

Selector	CNAME	Key
s1	—	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

301ms

Check	Result
Validation Status	Not applicable: the domain has no delegation, so there is no zone to validate (stored verdict: ❓ Unknown).
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: failure

🏷️ SOA#

✗ No SOA record found

📋 Registration#

WHOIS fetched 2026-10-12 06:50:32

Field	Value
Registrar	Simply.com A/S
Registered	2021-10-05
Expires	2027-10-04 (343d)

🔗 Same registrant#

4 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
alkalærsordbog.dk	Simply.com A/S
læseuniverset.dk	Simply.com A/S
matematiktrappen.dk	Simply.com A/S
stavetrappen.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

183ms

200ms

178ms

AAAA

192ms

TXT

302ms

CAA

196ms

HTTPS

170ms

TLSA

17ms

SOA

197ms

MTA-STS

211ms

DNSSEC

301ms

SRV

215ms

Total

1113ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 10:09:33	1022ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-25 08:55:28	863ms	4 NS 1 A 3 MX	🔒 Secure
2026-09-12 20:31:07	1002ms	4 NS 1 A 3 MX	🔒 Secure
2026-08-28 11:21:36	995ms	4 NS 1 A 3 MX	🔒 Secure
2026-06-23 01:59:59	714ms	4 NS 1 A 3 MX	🔒 Secure
2026-06-22 09:05:00 shown	1113ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 12:41:40	2809ms	4 NS 1 A 3 MX	🔒 Secure